<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0">
		<title>导航栏的基本使用</title>
		<link rel="stylesheet" href="./Bootstrap4.6.1/css/bootstrap.css">
		<script src="./Bootstrap4.6.1/js/jquery.js"></script>
		<script src="./Bootstrap4.6.1/js/bootstrap.bundle.js"></script>
	</head>
	<body>
		
		<nav class="navbar navbar-expand-lg navbar-light bg-light">
		  <a class="navbar-brand" href="#">
			  <img style="width: 50px;" src="./img/logo.png" alt="">
			  <span>vccode</span>
		  </a>
		  <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
		    <span class="navbar-toggler-icon"></span>
		  </button>
		
		  <div class="collapse navbar-collapse" id="navbarSupportedContent">
		    <ul class="navbar-nav mr-auto">
		      <li class="nav-item ">
		        <a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>
		      </li>
		      <li class="nav-item">
		        <a class="nav-link" href="#">Link<span class="badge badge-danger">new</span></a>
		      </li>
		      <li class="nav-item dropdown">
		        <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-expanded="false">
		          Dropdown
		        </a>
		        <div class="dropdown-menu" aria-labelledby="navbarDropdown">
		          <a class="dropdown-item" href="#">Action</a>
		          <a class="dropdown-item" href="#">Another action</a>
		          <div class="dropdown-divider"></div>
		          <a class="dropdown-item" href="#">Something else here</a>
		        </div>
		      </li>
		      <li class="nav-item">
		        <a class="nav-link disabled">Disabled</a>
		      </li>
		    </ul>
		    <form class="form-inline my-2 my-lg-0">
		      <input class="form-control mr-sm-2" type="search" placeholder="Search" aria-label="Search">
		    </form>
		  </div>
		</nav>
	</body>
</html>